About the Number

23408021

23408020 ← → 23408022

2進数表記:1011001010010110110010101

漢数字表記:二千三百四十万八千二十一

素因数分解:

7 1 × 13 2 × 47 1 × 421 1

素因数の和:501
約数の個数: 24
約数和(自身を含む): 29654784
約数和(自身を除く): 6246763

約数列:
[1, 7, 13, 47, 91, 169, 329, 421, 611, 1183, 2947, 4277, 5473, 7943, 19787, 38311, 55601, 71149, 138509, 257231, 498043, 1800617, 3344003, 23408021]

約数ペア:
[(1, 23408021), (7, 3344003), (13, 1800617), (47, 498043), (91, 257231), (169, 138509), (329, 71149), (421, 55601), (611, 38311), (1183, 19787), (2947, 7943), (4277, 5473)]

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